Home / 1,129,239.13-1,693,501.75-370,956.01

Finding the Fourth Proportional to 1,129,239.13, 1,693,501.75 and 370,956.01

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Solution

The fourth proportional to 1,129,239.13, 1,693,501.75 and 370,956.01 is: 556,316.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,239.13 : 1,693,501.75 = 370,956.01 : x
  2. Step 2: Convert to fraction form
    1,129,239.13/1,693,501.75 = 370,956.01/x
  3. Step 3: Cross multiply
    1,129,239.13x = 1,693,501.75 × 370,956.01
  4. Step 4: Simplify right side
    1,129,239.13x = 628,214,652,108.02
  5. Step 5: Solve for x
    x = 628,214,652,108.02/1,129,239.13
  6. Step 6: Final answer
    x = 556,316.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.